CSLB B LICENSE GENERAL CONTRACTOR
ACTUAL TEST PAPER 2026 QUESTIONS
WITH SOLUTIONS GRADED A+
⩥ What minimum time must you wait before caulking or grouting new
tiles?
Answer: 24-48 Hours
⩥ How long should you wait before installing tile on a shower pan?
Answer: 24 Hours
⩥ Unstable dry rock, angular gravel, sandy loam, and cohesive soils
having compressive strengths greater than 0.5 and less than 1.5 tons/sq ft
(tsf), are typical examples of:
Answer: Type-B Soils
⩥ If 65 street lights are fed by a 2275 volt series circuit, what is the
voltage across each light?
Answer: 35V
In a series circuit, the total voltage is divided equally.
,⩥ For safety reasons, the maximum simple slope of an excavation, up to
20 ft deep, in Type-B soil is:
Answer: 1:1 (45°)
⩥ A Pittsburgh joint is used in:
Answer: HVAC ductwork
⩥ The drain for a pressure relief valve on a water heater should be
extended to:
Answer: The outside of the building
⩥ What is the minimum slope toward the drain of a shower pan?
Answer: 1/4" per foot (2%)
⩥ What is the diameter of #3 rebar?
Answer: 3/8"
⩥ If a vendor fails to provide an MSDS, you have the right to call:
Answer: Cal/OSHA or DOSH
⩥ When installing a door jamb, you need shims at:
Answer: Both hinge and strike sides, three on each side.
,⩥ Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
C. Latex primer
D. White glue
Answer: Epoxy cement
⩥ When do you need bracing for a drywall wall?
Answer: Diagonal bracing is needed every 25' for any drywall wall.
⩥ How should you clear the roots from a construction site?
Answer: Clear roots to 12" below grade.
⩥ Dividing watts by amps gives you:
Answer: Volts
⩥ The most frequent on-the-job roofing accidents are:
Answer: Falls
⩥ Which of the following is NOT a type of wood block flooring?
, A. Parquet
B. Wood Mosaic
C. Wood Tile
D. All of the above.
Answer: Wood tile
⩥ Lightweight concrete is best used for:
A. Curb and Gutter
B. Second floor decking
C. First floor slab on grade
D. Footings
Answer: Second floor decking
⩥ The tool used to carry grout needed to patch a small hole is a:
A. Hawk
B. Poling board
C. Spot board
D. Mason's scutch
Answer: Spot Board
ACTUAL TEST PAPER 2026 QUESTIONS
WITH SOLUTIONS GRADED A+
⩥ What minimum time must you wait before caulking or grouting new
tiles?
Answer: 24-48 Hours
⩥ How long should you wait before installing tile on a shower pan?
Answer: 24 Hours
⩥ Unstable dry rock, angular gravel, sandy loam, and cohesive soils
having compressive strengths greater than 0.5 and less than 1.5 tons/sq ft
(tsf), are typical examples of:
Answer: Type-B Soils
⩥ If 65 street lights are fed by a 2275 volt series circuit, what is the
voltage across each light?
Answer: 35V
In a series circuit, the total voltage is divided equally.
,⩥ For safety reasons, the maximum simple slope of an excavation, up to
20 ft deep, in Type-B soil is:
Answer: 1:1 (45°)
⩥ A Pittsburgh joint is used in:
Answer: HVAC ductwork
⩥ The drain for a pressure relief valve on a water heater should be
extended to:
Answer: The outside of the building
⩥ What is the minimum slope toward the drain of a shower pan?
Answer: 1/4" per foot (2%)
⩥ What is the diameter of #3 rebar?
Answer: 3/8"
⩥ If a vendor fails to provide an MSDS, you have the right to call:
Answer: Cal/OSHA or DOSH
⩥ When installing a door jamb, you need shims at:
Answer: Both hinge and strike sides, three on each side.
,⩥ Which of the following is used to adhere vinyl floors?
A. Epoxy cement
B. Asphalt mastic
C. Latex primer
D. White glue
Answer: Epoxy cement
⩥ When do you need bracing for a drywall wall?
Answer: Diagonal bracing is needed every 25' for any drywall wall.
⩥ How should you clear the roots from a construction site?
Answer: Clear roots to 12" below grade.
⩥ Dividing watts by amps gives you:
Answer: Volts
⩥ The most frequent on-the-job roofing accidents are:
Answer: Falls
⩥ Which of the following is NOT a type of wood block flooring?
, A. Parquet
B. Wood Mosaic
C. Wood Tile
D. All of the above.
Answer: Wood tile
⩥ Lightweight concrete is best used for:
A. Curb and Gutter
B. Second floor decking
C. First floor slab on grade
D. Footings
Answer: Second floor decking
⩥ The tool used to carry grout needed to patch a small hole is a:
A. Hawk
B. Poling board
C. Spot board
D. Mason's scutch
Answer: Spot Board
